Periodic Orbits for Billiards on an Equilateral Triangle. - Andrew M. Baxter; Ronald Umble (Am. Math. Mon., 2008)

Enumeration schemes for vincular patterns. - Andrew M. Baxter; Lara Pudwell (Discret. Math., 2012)

Shape-Wilf-equivalences for vincular patterns. - Andrew M. Baxter (Adv. Appl. Math., 2013)

Refining Enumeration Schemes to Count According to Permutation Statistics. - Andrew M. Baxter (Electron. J. Comb., 2014)

Ascent Sequences Avoiding Pairs of Patterns. - Andrew M. Baxter; Lara Pudwell (Electron. J. Comb., 2015)